Meibomian Gland Dysfunction (MGD) is a chronic diffuse abnormality of the meibomian glands leading to irregular oil secretions and progressive meibomian gland loss or drop out. MGD is a common cause of ocular surface irritation and is thought to be the leading cause of dry eye syndrome.
Signs and Symptoms
- lid margin thickening
- lid margin redness
- burning and irritation of ocular surface
- frequent “styes” or chalazion
- on and off blurred vision
Meibography image showing normal meibomian glands (left picture), early gland loss (middle) and nearly complete gland loss (right picture).
Your doctor can evaluate your lids during the slit lamp examination. Lid expression may be performed to evaluate the quality of oil secretions.
Treatment is aimed and improving the meibomian gland function and normalizing the oil secretions.